2012 Big 12 Conference Leaders Passing Defense - Games vs. Conference Teams Only through 01/07/2013
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Oklahoma | 9 | 304 | 159 | 52.3 | 1967 | 6.5 | 8 | 11 | 108.10 | 33.8 | 218.6 |
| 2 | Texas | 9 | 248 | 154 | 62.1 | 2022 | 8.2 | 13 | 7 | 142.24 | 27.6 | 224.7 |
| 3 | Texas Tech | 9 | 282 | 160 | 56.7 | 2092 | 7.4 | 22 | 5 | 141.24 | 31.3 | 232.4 |
| 4 | Kansas State | 9 | 343 | 212 | 61.8 | 2316 | 6.8 | 14 | 17 | 122.09 | 38.1 | 257.3 |
| 5 | TCU | 9 | 313 | 182 | 58.1 | 2332 | 7.5 | 19 | 13 | 132.45 | 34.8 | 259.1 |
| 6 | Kansas | 9 | 292 | 207 | 70.9 | 2752 | 9.4 | 23 | 5 | 172.63 | 32.4 | 305.8 |
| 7 | Oklahoma State | 9 | 400 | 249 | 62.3 | 2761 | 6.9 | 15 | 7 | 129.12 | 44.4 | 306.8 |
| 8 | Iowa State | 9 | 342 | 224 | 65.5 | 2847 | 8.3 | 16 | 9 | 145.61 | 38.0 | 316.3 |
| 9 | Baylor | 9 | 373 | 246 | 66.0 | 2932 | 7.9 | 27 | 12 | 149.44 | 41.4 | 325.8 |
| 10 | West Virginia | 9 | 301 | 197 | 65.4 | 3095 | 10.3 | 31 | 6 | 181.82 | 33.4 | 343.9 |